Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W8/00—Network data management
  • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
  • H04W8/186—Processing of subscriber group data
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
  • H04L41/08—Configuration management of networks or network elements
  • H04L41/0894—Policy-based network configuration management
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
  • H04L41/08—Configuration management of networks or network elements
  • H04L41/0895—Configuration of virtualised networks or elements, e.g. virtualised network function or OpenFlow elements
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
  • H04W88/14—Backbone network devices

Definitions

• the disclosure relates to the field of communication technology, in particular to a method for subscribing to an event, an apparatus and a device.
• a core network function network element needs to comprehensively consider data flow characteristics of the XRM service to ensure a transmission of data flow of the XRM service.
• the XRM service requires a fifth generation (5G) system (5GS) to comprehensively consider quality of service (QoS) characteristics of relevant data flows of the service, involving multiple XRM data flows of one terminal and XRM data flows of multiple terminals, as well as the consistency guarantee of mutual QoS authorization and execution.
• 5G fifth generation
• QoS quality of service
• an application function usually carries a group identifier (ID) when initiating a session, to indicate, via the group ID, data flows belonging to the same service data flow (SDF) group, and then, the core network function network element adjusts the data flows belonging to the same SDF group for a smooth transmission of XRM service.
• ID group identifier
• SDF service data flow
• the AF carries the group ID only when initiating the session, which makes it difficult for the core network function network element to determine whether there are data flows belonging to the SDF group corresponding to the same group ID, which imposes a limitation on the transmission of the XRM service.
• the embodiments of the disclosure provide a method for subscribing to an event, an apparatus for subscribing to an event and a device, which break a limitation of being unable to identify data flows belonging to the same SDF group, enable a core network function network element to identify data flows of the same SDF group, and ensure a normal transmission of a service.
• the technical solutions are provided below.
• a method for subscribing to an event is provided.
• the method is performed by a first network element, and includes: sending event subscription information, in which the event subscription information is used to subscribe to a member change event within an SDF group, and the change event indicates that a member is added to or removed from the SDF group.
• a method for subscribing to an event is provided.
• the method is performed by a second network element or a third network element, and includes: receiving event subscription information, in which the event subscription information is used to subscribe to a member change event within an SDF group, and the change event indicates that a member is added to or removed from the SDF group.
• an apparatus for subscribing to an event includes: a sending module, configured to send event subscription information, in which the event subscription information is used to subscribe to a member change event within an SDF group, and the change event indicates that a member is added to or removed from the SDF group.
• an apparatus for subscribing to an event includes: a receiving module, configured to receive event subscription information, in which the event subscription information is used to subscribe to a member change event within an SDF group, and the change event indicates that a member is added to or removed from the SDF group.
• a network element includes: a processor, a transceiver connected to the processor and a memory configured to store instructions executable by the processor.
• the processor is configured to load and execute the executable instructions to realize the method for subscribing to the event described in the above aspects.
• a computer readable storage medium stores an executable program code, and the executable program code is loaded and executed by a processor to realize the method for subscribing to the event described in the above aspects.
• a chip includes: a programmable logic circuit and/or a program instruction.
• the method for subscribing to the event described in the above aspects is realized when the chip is running on a network element.
• a computer program product is provided.
• the computer program product executed by a processor of a network element, the method for subscribing to the event described in the above aspects are realized.
• the first network element subscribes to an event of whether there is a change of the member in the SDF group by sending the event subscription information, ensuring timely synchronization of the change of the member in the SDF group, which breaks the limitation of being unable to identify data flows belonging to the same SDF group, enables a core network function network element to identify the data flows within the same SDF group, and ensures a normal transmission of a service.
• first, second, and third may be used in the disclosure to describe various types of information, the information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other.
• first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information.
• second information may also be referred to as the first information.
• if as used herein may be interpreted as "when", “upon” or "in response to determining”.
• information including but not limited to user equipment (UE) information, user personal information, etc.
• data including but not limited to data used for analysis, stored data, displayed data, etc.
• signals involved in this application are all authorized by the user or fully authorized by all parties, and collection, use and processing of relevant data all comply with relevant laws, regulations and standards of relevant countries and regions.
• FIG. 1 illustrates a block diagram of a communication system provided by an example embodiment of the disclosure.
• the communication system include: a terminal 10, an access network device 20 and a core network device 30.
• terminals 10 there are a plurality of terminals 10, and one or more terminals 10 may be distributed in a cell managed by each access network device 20.
• the terminal 10 may include various handheld devices with wireless communication functions, vehicle-mounted devices, wearable devices, computing devices or other processing devices connected to a wireless modem, as well as various forms of UEs or mobile stations (MSs).
• MSs mobile stations
• the above-mentioned devices are collectively referred to as terminals.
• the access network device 20 is an apparatus deployed in an access network to provide wireless communication functions for the terminal 10.
• the above-mentioned apparatus that provides the wireless communication functions for the terminal 10 is collectively referred to as a network device.
• a connection may be established between the network device 20 and the terminal 10 via an air interface for communication, including a signaling and data interaction.
• the terminal 10 is able to switch between different network devices 20, which means that the terminal 10 may establish connections with different network devices 20.
• the network device 20 may include various forms of macro base stations, micro base stations, relay stations, access points, etc.
• the device with network device functions may be referred to by different names.
• a gNodeB or a gNB As communication technology evolves, the name "network device" may change.
• the core network device 30 is a device deployed in a core network.
• the functions of the core network device 30 are mainly to provide user connection, user management and service bearing, and to serve as an interface for a bearing network to connect to external networks.
• the core network device 30 includes various core network elements having various management functions.
• the core network elements include an access and mobility management function (AMF) network element, a session management function (SMF) network element, a policy control function (PCF) network element, a user plane function (UPF) network element, a network slice selection function (NSSF) network element, an authentication server function (AUSF) network element, an unified data management (UDM) network element, an AF network element and a network exposure function (NEF) network element.
• AMF access and mobility management function
• SMF session management function
• PCF policy control function
• UPF user plane function
• NSSF network slice selection function
• AUSF authentication server function
• UDM unified data management
• NEF network exposure function
• the terminal is involved in various types of services, such as mobile media services, cloud augmented reality (AR) or cloud virtual reality (VR) services, cloud games, video-based machine and drone remote control services, etc.
• the services involving the terminal include multimodal data flows.
• the multimodal data refers to data of the same service or application input from the same device or different devices, and the data may be output to one or more target devices.
• each data flow in the multimodal data has a certain correlation with other flows, that is, the data flows may affect each other, for example, synchronization of audio and video flows, synchronization of touch and vision, etc.
• the data flows of this type of media services, inter-data flows, and network transmission requirements of these service data flows all have some common characteristics, and thus effective identification and utilization of these characteristics will be more conducive to transmission and control of networks and services, and will also be more conducive to service guarantee and user experience.
• the service in the application may be collectively referred to as an XRM service, and a correlation between data flows is considered in the mobile communication system.
• the terminal interacts with a cloud server to exchange service data, and the cloud server transmits data flows to the AF network element.
• the AF network element interacts with the NEF network element to ensure the correlation between data flows.
• the embodiments of the disclosure involves a first network element, a second network element and a third network element, and the first network element may interact with the second network element and the third network element.
• the second network element is a medium between the first network element and the third network element.
• the first network element and the third network element may interact directly.
• the first network element is an AF network element
• the second network element is a PCF network element or a NEF network element
• the third network element is an AMF network element, an SMF network element, a UPF network element or an RAN network element.
• FIG. 2 illustrates a flowchart of a method for subscribing to an event provided by an example embodiment of the disclosure.
• the method is applicable to the first network element, the second network element and the third network element, which belong to the core network device as shown in FIG. 1 .
• the method includes at least part of the following contents.
• the first network element sends event subscription information, in which the event subscription information is used to subscribe to a member change event within an SDF group, and the change event indicates that a member is added to or removed from the SDF group.
• the second network element receives the event subscription information.
• the third network element receives the event subscription information.
• the SDF group corresponds to one service.
• the service may be an XRM service, an AR service or other services, which is not limited in the embodiments of the disclosure.
• the members included in the SDF group perform a data transmission for the same service. After subscribing to the change event with the event subscription information, in a case where the change event is triggered, the occurred change event will be obtained.
• the change event may occur to the member included in the SDF group. That is, there may be an event in which a member is added to the SDF group, or an event in which a member is removed from the SDF group.
• the steps performed by the first network element in the embodiments of the disclosure may constitute a new independent embodiment
• the steps performed by the second network element may constitute a new independent embodiment
• the steps performed by the third network element may also constitute a new independent embodiment.
• the first network element subscribes to an event of whether there is a change of the member in the SDF group by sending the event subscription information, ensuring timely synchronization of the change of the member in the SDF group, which breaks the limitation of being unable to identify data flows belonging to the same SDF group, enables a core network function network element to identify the data flows within the same SDF group, and ensures a normal transmission of a service.
• FIG. 2 illustrates a transmission of the event subscription information between network elements. The following is a description of information included in the event subscription information.
• the event subscription information includes at least one of the following information.
• the common ID is used to identify the SDF group.
• the event subscription information includes the common ID, so that it may be determined that the subscribed event is the member change event within the SDF group indicated by the common ID. For example, if the common ID is a common ID 1, it indicates an SDF group 1, and if the common identifier is a common ID 2, it indicates an SDF group 2.
• Other common IDs indicate other SDF groups, which is not limited in the embodiments of the disclosure.
• the common ID is a common identity document or a service ID.
• the event ID indicates an event. Different event IDs indicate different events. For example, an event ID 1 indicates a change event, an event ID 2 indicates a report event, and other event identifiers indicate other events, which is not limited in the embodiment of the disclosure.
• the event to which the event subscription information is used to subscribe is an event for subscribing to the member change event within the SDF group.
• a report condition of the change event in which the report condition indicates a condition that triggers reporting of change event.
• the report condition is that the terminal cannot reach the SDF group. It is understood that when it is determined that the terminal cannot reach the SDF group, it is determined that the report condition of the change event is met, and the event that the terminal cannot reach the SDF group needs to be reported.
• the report condition is that the terminal is removed from the SDF group. It is understood that when it is determined that the terminal is removed from the SDF group, it is determined that the report condition of the change event is met, and the event that the terminal is removed from the SDF group needs to be reported.
• the report condition is that QoS authorized by the SDF cannot guarantee the SDF group. It may also be understood that when it is determined that the QoS authorized by the SDF cannot guarantee the SDF group, it is determined that the report condition of the change event is met, and the event that the QoS authorized by the SDF cannot guarantee the SDF group needs to be reported.
• the report condition is that the QoS authorized by the SDF is removed from the SDF group. It may also be understood that when it is determined that the QoS authorized by the SDF is removed from the SDF group, it is determined that the report condition of the change even is met, and the event that the QoS authorized by the SDF is removed from the SDF group needs to be reported.
• the report condition is that a member in the SDF group is removed from an area range where the SDF group is located. It may also be understood that when it is determined that the member in the SDF group is removed from the area range where the SDF group is located, it is determined that the report condition of the change even is met, and the event that the member in the SDF group is removed from the area range where the SDF group is located needs to be reported.
• the report condition is that a member outside of the SDF group enters an area range where the SDF group is located. It may also be understood that when it is determined that the member outside of the SDF group enters the area range where the SDF group is located, it is determined that the report condition of the change even is met, and the event that the member outside of the SDF group enters the area range where the SDF group is located needs to be reported.
• the report condition is that a report time is reached. It may also be understood that when it is determined that the current time reaches the report time, it is determined that the report condition of the change event is met, and the change event needs to be reported.
• the reported change event is empty. However, if a change event occurs, a change of the member in the SDF group is reported.
• the report mode is used to indicate a mode when it is determined that the subscribed change event needs to be reported.
• the report mode includes at least one of: periodic reporting, immediate reporting, or reporting in a case where a trigger condition is met.
• Periodic reporting refers to reporting once every preset duration. Immediate reporting refers to reporting the change event immediately when it is determined that the change event occurs. Reporting in a case where the trigger condition is met refers to reporting the change event when it is determined that the current state meets the trigger condition.
• the trigger condition in the above embodiment may also include time information.
• the following describes the time information included in the report condition.
• the report condition includes a reporting time point, that is, when the time reaches the reporting time point, the change event is reported.
• the report condition in a case where the report mode of the change event is periodic reporting, includes a starting time point and an interval duration for reporting the change event. That is, after the time reaches the starting time point, the change event is reported once every interval duration.
• the report condition in a case where the report mode of the change event periodic reporting, includes a starting time point, an interval duration and a reporting duration for reporting the change event. That is, after the time reaches the starting time point, the change event is reported once every interval duration until the duration from the start time point reaches the end of the reporting duration.
• the trigger condition further includes at least one of: a public land mobile network (PLMN), a network slice, a service area, a time window, a combination of a data network name (DNN) or signal network slice selection assistance information (S-NSSAI).
• PLMN public land mobile network
• DNN data network name
• S-NSSAI signal network slice selection assistance information
• trigger conditions in the embodiments of the disclosure may be combined, that is, in a case where a plurality of trigger conditions are met, it is determined to report the change event.
• the information included in the event subscription information may indicate the event that the event subscription information indicates to subscribe to, ensuring an integrity and an accuracy of the information carried in the event subscription information, thereby ensuring an accuracy of subscribing to the change event.
• FIG. 2 illustrates that the first network element needs to send the event subscription information.
• a target to which the first network element sends the event subscription information will be described below.
• the method includes the following steps.
• the first network element sends the event subscription information to the second network element.
• the first network element needs to subscribe to the change event from a network element responsible for the change event, and the sending to the network element responsible for the change event needs to be relayed by the second network element, so that the first network element needs to send the event subscription information to the second network element first.
• the second network element may be a NEF network element or a PCF network element.
• step 301 may be a possible implementation of the above step 201, or step 301 may be performed independently, which is not limited by the embodiments of the disclosure.
• the second network element receives the event subscription information.
• the second network element determines the third network element based on the event subscription information.
• the second network element is configured to forward information to other network elements. After receiving the event subscription information, the second network element needs to determine which network element manages the change event that the event subscription information indicates to subscribe to. After determining the third network element corresponding to the event subscription information, the second network element may forward the event subscription information to the determined third network element.
• a type of the change event is determined based on the event subscription information, and the network element responsible for the change event of this type is determined as the third network element.
• different third network elements are responsible for change events of different types, so after determining the type of the change event subscribed by the event subscription information, the corresponding third network element may be selected according to the determined type.
• the network element responsible for this session type is an SMF network element.
• the network element responsible for this user function type is a UPF network element.
• the AF network element sends the event subscription information to the PCF network element
• the PCF network element receives the event subscription information sent by the AF network element
• the PCF network element determines the third network element based on the event subscription information and sends the event subscription information to the third network element.
• the AF network element sends the event subscription information to the NEF network element
• the NEF network element receives the event subscription information sent by the AF network element
• the NEF network element determines the third network element based on the event subscription information and sends the event subscription information to the third network element.
• the second network element being as the NEF network element or the PCF network element as an example.
• the second network element includes both the PCF network element and the NEF network element, and there is an interactive relationship between the PCF network element and the NEF network element.
• the AF network element sends the event subscription information to the PCF network element.
• the PCF network element determines the third network element based on the event subscription information and sends the event subscription information to the NEF network element.
• the NEF network element sends the event subscription information to the third network element.
• the AF network element sends the event subscription information to the NEF network element
• the NEF network element sends the received event subscription information to the PCF network element
• the PCF network element determines the third network element based on the event subscription information and sends the event subscription information to the third network element.
• the second network element includes a PCF network element, a NEF network element and a time-sensitive communication and time synchronization function (TSCTSF) network element, and there is an interactive relationship among the PCF network element, the NEF network element and the TSCTSF network element.
• TSCTSF time-sensitive communication and time synchronization function
• the AF network element sends the event subscription information to the TSCTSF network element, and the TSCTSF network element sends the event subscription information to the NEF network element after receiving the event subscription information.
• the NEF network element sends the received event subscription information to the PCF network element, and then the PCF network element determines the third network element based on the event subscription information and sends the event subscription information to the third network element.
• the AF network element sends the event subscription information to the NEF network element, and the NEF network element sends the event subscription information to the TSCTSF network element after receiving the event subscription information.
• the TSCTSF network element sends the received event subscription information to the PCF network element, and then the PCF network element determines the third network element based on the event subscription information and sends the event subscription information to the third network element.
• step 303 may be a possible implementation.
• step 304 may be directly executed without executing the above step 303.
• the second network element sends the event subscription information to the third network element, and subscribes to the member change event within the SDF group.
• a UE number change is subscribed to the UDM/AMF, and an SDF number change is subscribed to the SMF/UPF/radio access network (RAN).
• RAN radio access network
• the third network element receives the event subscription information.
• the third network element is at least one of an UDM, an AMF, an SMF, a UPF or a RAN.
• the steps performed by the first network element may constitute a new independent embodiment
• the steps performed by the second network element may constitute a new independent embodiment
• the steps performed by the third network element may constitute a new independent embodiment.
• the third network element after receiving the event subscription information, the third network element determines that the first network element subscribes to the change event from the third network element, and the third network element needs to monitor according to the subscribed change event to determine the change event to be reported.
• FIG. 2 illustrates that there may be the change event for the member in the SDF group.
• the member involved in the disclosure will be described below.
• the member includes at least one of a terminal or an SDF. That is, a change event may occur to at least one terminal in the SDF group, or a change event may occur to at least one SDF in the SDF group.
• the terminal includes at least one of the following terminals.
• the change event indicates that the terminal in the target service area in the SDF group is added to or removed from the SDF group.
• the target service area is used to indicate an area range.
• the target service area may be an area of any province, an area of any urban area, or an area of other granularity, which is not limited by the embodiments of the disclosure.
• the change event indicates that the terminal in the target time window in the SDF group is added to or removed from the SDF group.
• the target time window refers to a time range from a starting time point to an end time point.
• the target time window is from 8am to 8pm.
• a terminal in a target combination of a DNN and S-NSSAI A terminal in a target combination of a DNN and S-NSSAI.
• the change event indicates that the terminal in the target combination of the DNN and S-NSSA in the SDF group is added to or removed from the SDF group.
• the SDF includes at least one of the following SDFs.
• the change event indicates that the SDF in the target combination of the DNN and S-NSSAI in the SDF group is added to or removed from the SDF group.
• the embodiment shown in FIG. 2 illustrates the event subscription information.
• the event subscription information may also include at least one of the following information.
• the third network element monitors the change event based on the event subscription information, and then sends an event notification message for notifying the change event. As illustrated in FIG. 4 , the method includes the following steps.
• the third network element when determining that the change event is triggered, the third network element sends the event notification message for notifying the member change event within the SDF group.
• the third network element monitors according to the subscribed change event, and reports the event notification message when it is determined that the change event is triggered, so as to inform the first network element that the member within the SDF group changes.
• the second network element receives the event notification message.
• the second network element sends the event notification message.
• the first network element receives the event notification message.
• the third network element may also send the event notification message to the first network element.
• the third network element sends the event notification message to the PCF network element, and the PCF network element sends the event notification message to the AF network element after receiving the event notification message.
• the third network element sends the event notification message to the NEF network element, and the NEF network element sends the event notification message to the AF network element after receiving the event notification message.
• the second network element being as the NEF network element or the PCF network element as an example.
• the second network element includes both the PCF described and the NEF described, and there is an interactive relationship between the PCF described and the NEF described.
• the third network element sends the event notification message to the PCF network element, and the PCF network element receives the event notification message and then sends the event notification message to the NEF network element. After receiving the event notification message, the NEF network element sends the event notification message to the AF network element.
• the third network element is a UPF network element
• the second network element is a NEF network element
• the first network element is an AF network element.
• the method includes the following steps.
• the UPF network element triggers a Nupf_EventExposure_Notify message to report change information.
• the UPF sends the Nupf_EventExposure_Notify message to the NEF network element.
• the NEF network element receives the Nupf_EventExposure_Notify message.
• the NEF network element sends the Nupf_EventExposure_Notify message to the AF network element.
• the AF network element receives the Nupf_EventExposure_Notify message.
• steps performed by the first network element may constitute a new independent embodiment
• steps performed by the second network element may constitute a new independent embodiment
• steps performed by the third network element may constitute a new independent embodiment
• the embodiments of the disclosure involves an AF network element, a NEF network element, a PCF network element, a UPF network element, an SMF network element, an AMF network element, an RAN network element and a terminal.
• the method includes the following steps.
• the AF network element sends the event subscription information to the NEF network element.
• the event subscription information is Npcf_PolicyAuthorization_Subscribe.
• the NEF network element authorizes the event subscription information of the AF network element.
• the NEF network element sends the event subscription information to the PCF network element.
• the PCF network element receives the event subscription information, and subscribes the corresponding change event to the third network element.
• the PCF network element sends an event subscription response to the NEF network element.
• the NEF network element sends the event subscription response to the AF network element.
• the event subscription response is Nnef_AFsessionWithQoS_Create response.
• the PCF network element sends a policy association modification request to the SMF network element.
• the policy association modification request includes a group member change event.
• the SMF network element sends a policy association modification response to the PCF network element.
• the SMF network element sends a N4 session modification request to the UPF network element.
• the UPF network element sends a N4 session modification response to the SMF network element.
• the SMF network element invokes a transfer message to the AMF network element.
• the transfer message is Namf_Communication_N1N2MessageTransfer.
• the message transfer request includes N2 SM information and/or a N1 SM container.
• the N2 SM information includes: a protocol data unit (PDU) Session ID, a QoS flow identity (QFI) or a QoS Profile.
• PDU protocol data unit
• QFI QoS flow identity
• QoS Profile a QoS Profile
• the AMF network element sends a N2 message to the RAN.
• the RAN and the terminal realize a resource establishment.
• the RAN returns a N2 response to the AMF network element.
• the AMF network element sends the invoked transfer message to the SMF network element.
• the SMF network element sends a response message to the transfer message to the AMF network element.
• the SMF network element sends a N4 session modification message to the UPF network element.
• the UPF network element sends a N4 session modification response to the SMF network element.
• FIG. 7 illustrates a block diagram of an apparatus for subscribing to an event provided by an example embodiment of the disclosure. As illustrated in FIG. 7 , the apparatus includes:
• a sending module 701 configured to send event subscription information, in which the event subscription information is used to subscribe to a member change event within an SDF group, and the change event indicates that a member is added to or removed from the SDF group.
• the event subscription information includes at least one of:
• the report mode includes at least one of:
• the sending module 701 is further configured to send the event subscription information to a second network element.
• the second network element is a NEF network element or a PCF network element.
• the member includes at least one of:
• the terminal includes at least one of:
• the SDF includes at least one of:
• the apparatus further includes: a receiving module, configured to receive event subscription information, in which the event subscription information is used for notifying the member change event within the SDF group.
• the event subscription information includes at least one of:
• the first network element is an AF network element.
• the apparatus provided in the above embodiments is split into the above-mentioned function modules when realizing its functions.
• the above-mentioned functions may be distributed to and completed by different function modules as required. That is, the internal structure of the apparatus is divided into different function modules to complete all or part of the above-mentioned functions.
• the apparatus provided in the above embodiment belongs to the same concept as the method embodiments, and the specific implementation process can refer to the method embodiments, which is not repeated here.
• FIG. 9 illustrates a block diagram of an apparatus for subscribing to an event provided by an example embodiment of the disclosure.
• the apparatus includes: a receiving module 901, configured to receive event subscription information, in which the event subscription information is used to subscribe to a member change event within an SDF group, and the change event indicates that a member is added to or removed from the SDF group.
• the event subscription information includes at least one of:
• the report mode includes at least one of:
• the member includes at least one of:
• the terminal includes at least one of:
• the SDF includes at least one of:
• the event subscription information includes at least one of:
• the apparatus further includes:
• the determining module 902 is configured to:
• the receiving module is further configured to: receive an event notification message, in which the event notification message is configured to notify the member change event within the SDF group.
• the apparatus further includes: a sending module 903, configured to send the event notification message.
• the second network element is a PCF network element or a NEF network element.
• the apparatus further includes: a sending module 903, configured to send an event notification message in a case of determining that the change event is triggered, in which the event notification message is used to notify the member change event within the SDF group.
• the apparatus further includes: a sending module 903, configured to send an event notification message in a case of determining that the change event is triggered, in which the event notification message is used to notify the member change event within the SDF group.
• the third network element is at least one of a UDM, an AMF, a SMF, a UPF or an RAN.
• the apparatus provided in the above embodiment is split into the above-mentioned function modules when realizing its functions.
• the above-mentioned functions may be distributed to and completed by different function modules as required. That is, the internal structure of the apparatus is divided into different function modules to complete all or part of the above-mentioned functions.
• the apparatus provided in the above embodiment belongs to the same concept as the method embodiments, and the specific implementation process can refer to the method embodiments, which is not repeated here.
• FIG. 11 illustrates a schematic diagram of a communication device provided by an example embodiment of the disclosure.
• the communication device includes: a processor 1101, a receiver 1102, a transmitter 1103, a memory 1104 and a bus 1105.
• the processor 1101 includes one or more processing cores.
• the processor 1101 executes various functional applications and information processing by running software programs and modules.
• the receiver 1102 and the transmitter 1103 may be realized as a communication component, such as a communication chip.
• the memory 1104 is connected to the processor 1101 through the bus 1105.
• the memory 1104 may be configured to store at least one program code, and the processor 1101 is configured to execute the at least one program code to realize the steps in the above method embodiments.
• the communication device may be a first network element, a second network element or a third network element.
• the memory 1104 may be realized by any type of volatile or nonvolatile memory device or their combinations.
• the volatile or nonvolatile memory device includes but not limited to: a magnetic disk or an optical disk, an electrically erasable programmable read-only memory (EEPROM), an erasable programmable read-only memory (EPROM), a static random access memory (SRAM), a read-only memory (ROM), a magnetic memory, a flash memory and a programmable ROM (PROM).
• a computer-readable storage medium stores an executable program code, and the executable program code is loaded and executed by a processor to realize the method for subscribing to the event executed by the communication device in the above method embodiments.
• a chip is provided.
• the chip includes a programmable logic circuit and/or program instructions.
• the method for subscribing to the event in the above method embodiments is implemented.
• a computer program product is provided.
• the computer program product is executed by a processor of a network element, the method for subscribing to the event in the above method embodiments is implemented.
• the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a ROM, a magnetic disk or an optical disk, etc.

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• Engineering & Computer Science (AREA)
• Databases & Information Systems (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Mobile Radio Communication Systems (AREA)

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• 2023
  • 2023-01-16 EP EP23916667.1A patent/EP4654635A4/de active Pending
  • 2023-01-16 WO PCT/CN2023/072465 patent/WO2024152176A1/zh not_active Ceased
  • 2023-01-16 CN CN202380007817.9A patent/CN118679763A/zh active Pending

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